coarse grained

简明释义

粗颗粒的

英英释义

例句

1.The analysis showed that the wood was coarse grained 粗粒的, which makes it suitable for heavy furniture.

分析显示木材是粗粒的coarse grained，这使其适合用于重型家具。

2.The rock sample was identified as coarse grained 粗粒的, indicating it formed from slow cooling magma.

这个岩石样本被鉴定为粗粒的coarse grained，表明它是由缓慢冷却的岩浆形成的。

3.The fabric has a coarse grained 粗粒的 texture, making it ideal for outdoor use.

这种面料具有粗粒的coarse grained纹理，非常适合户外使用。

4.In geology, a coarse grained 粗粒的 sedimentary rock is often formed in high-energy environments.

在地质学中，粗粒的coarse grained沉积岩通常是在高能环境中形成的。

5.In the context of software development, a coarse grained 粗粒的 architecture can lead to easier maintenance but less flexibility.

在软件开发的背景下，粗粒的coarse grained架构可能导致更容易的维护，但灵活性较差。

作文

In the world of materials science, the term coarse grained (粗颗粒) is often used to describe the structure of certain materials, particularly metals and geological formations. When we refer to a material as coarse grained, we are indicating that it has relatively large particles or crystals. This characteristic can significantly influence the properties and behaviors of the material in various applications.For instance, consider granite, a common type of igneous rock. Granite is typically classified as coarse grained because it contains large crystals of quartz, feldspar, and mica that can be easily seen with the naked eye. The coarse grained structure of granite contributes to its durability and strength, making it a popular choice for construction and architectural projects. Builders often prefer coarse grained stones like granite for countertops and flooring due to their aesthetic appeal and resilience against wear and tear.On the other hand, when we talk about metals, the grain size can affect their mechanical properties. Metals that are coarse grained might exhibit lower strength and ductility compared to their finer-grained counterparts. This is because smaller grains can impede dislocation movement, which is a primary mechanism of deformation in metals. Therefore, in metalworking and manufacturing, controlling the grain size is crucial. Techniques such as heat treatment and alloying are employed to refine the grain structure, moving from a coarse grained to a finer one, thereby enhancing the material's performance.In addition to physical materials, the concept of coarse grained can also apply metaphorically in various contexts. For example, in software development, a coarse grained approach might refer to a system designed with fewer but larger components, as opposed to a more fine grained approach that breaks systems down into many smaller, more manageable parts. A coarse grained architecture might simplify certain processes, making it easier to understand and manage overall functionality, but it could also lead to inefficiencies or limitations in flexibility.Furthermore, in data analysis, a coarse grained dataset may aggregate information over larger intervals or broader categories, resulting in a loss of detailed insights. For instance, if a researcher collects temperature data on a monthly basis rather than daily, the analysis will be coarse grained and may overlook significant fluctuations that occur within each month. While this can provide a general overview, it lacks the granularity needed for precise conclusions.Understanding the implications of coarse grained structures, whether in materials, systems, or data, is essential for professionals across various fields. It helps in making informed decisions about design, application, and analysis. As we delve deeper into our respective disciplines, recognizing the significance of grain size—be it in rocks, metals, software architecture, or data sets—can lead to better outcomes and innovations. Ultimately, the choice between coarse grained and fine grained approaches should be guided by the specific requirements and goals of the project at hand, ensuring that we leverage the strengths of each appropriately.

在材料科学的领域中，术语coarse grained（粗颗粒）常用于描述某些材料的结构，特别是金属和地质构造。当我们将某种材料称为coarse grained时，我们指的是它具有相对较大的颗粒或晶体。这一特征可以显著影响材料在各种应用中的性能和行为。例如，考虑花岗岩，这是一种常见的火成岩。花岗岩通常被归类为coarse grained，因为它包含大颗粒的石英、长石和云母，肉眼可以很容易看到。花岗岩的coarse grained结构有助于其耐用性和强度，使其成为建筑和建筑项目的热门选择。建筑商往往更喜欢像花岗岩这样的coarse grained石材用于台面和地板，因为它们美观且耐磨。另一方面，当我们谈论金属时，晶粒大小会影响其机械性能。与细晶粒金属相比，coarse grained金属可能表现出较低的强度和延展性。这是因为较小的晶粒可以阻碍位错运动，而位错运动是金属变形的主要机制。因此，在金属加工和制造中，控制晶粒大小至关重要。通过热处理和合金化等技术，可以精炼晶粒结构，从而从coarse grained转变为更细的晶粒，从而增强材料的性能。除了物理材料外，coarse grained的概念在各种背景下也可以比喻性地应用。例如，在软件开发中，coarse grained的方法可能指的是一个由较少但更大组件构成的系统，而不是一个将系统分解为许多较小、更易管理部分的更fine grained的方法。Coarse grained架构可能简化某些过程，使整体功能更易于理解和管理，但也可能导致效率低下或灵活性受限。此外，在数据分析中，coarse grained数据集可能在较大的间隔或更广泛的类别上聚合信息，从而导致详细见解的损失。例如，如果研究者每月收集一次温度数据而不是每天收集一次，那么分析将是coarse grained，可能会忽略每个月内发生的显著波动。虽然这样可以提供一般概述，但缺乏所需的细节。理解coarse grained结构的影响，无论是在材料、系统还是数据中，对于各个领域的专业人士都是必不可少的。这有助于在设计、应用和分析中做出明智的决策。随着我们深入各自的学科，认识到颗粒大小的重要性——无论是在岩石、金属、软件架构还是数据集上——都可以带来更好的结果和创新。最终，在coarse grained和fine grained方法之间的选择应由项目的具体需求和目标指导，以确保我们适当地利用每种方法的优势。